## 18.4. Identification Keywords

The following keywords may be used in an SCCS file. A `get` command expands these keywords to the value described.

`%A%` | Shorthand for providing `what` strings for program files: `%A%` = `%Z%%Y%` `%M%` `%I%%Z%`
`%B%` | Branch number
`%C%` | Current line number, intended for identifying where error occurred
`%D%` | Current date (YY/MM/DD)
`%E%` | Date newest applied delta was created (YY/MM/DD)
`%F%` | SCCS filename
`%G%` | Date newest applied delta was created (MM/DD/YY)
`%H%` | Current date (MM/DD/YY)
`%I%` | sid of the retrieved text (`%R%.%L%.%B%.%S%`)
`%L%` | Level number
`%M%` | Module name (filename without `s.` prefix)
`%P%` | Fully qualified SCCS filename
`%Q%` | Value of string, as defined by `admin -fq` string
`%R%` | Release number
`%S%` | Sequence number
`%T%` | Current time (HH:MM:SS)
`%U%` | Time newest applied delta was created (HH:MM:SS)
`%W%` | Another shorthand like `%A%`; `%W%` = `%Z%%M%` `tab` `%I%`
`%Y%` | Module type, as defined by `admin -ft` type
`%Z%` | String recognized by `what`; that is, `@(#)`

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